804880

素因数分解:

$2^4\times 5^1\times {\mathrm{10061}}^1$

素因数の和:10074

約数の個数: 20

約数和(自身を含む): 1871532

約数和(自身を除く): 1066652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10061, 20122, 40244, 50305, 80488, 100610, 160976, 201220, 402440, 804880]

約数ペア:

[(1, 804880), (2, 402440), (4, 201220), (5, 160976), (8, 100610), (10, 80488), (16, 50305), (20, 40244), (40, 20122), (80, 10061)]